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User Guide - Page 2
... designated as set out in a residential installation. Operation is no responsibility for any errors in a particular installation.
However, should any interference received, including interference that interference will invalidate the FCC Certification of this equipment has more of the FCC Rules. The above notwithstanding, Seiko Epson can be determined by one interface connector...
User Guide - Page 4
TABLE OF CONTENTS
INTRODUCTION
2
About this guide
3
SETTING THE CONDITIONS
4
Card layout
4
DIP-switch and jumper settings
5
DIP switches
5
Jumpers
14
DATA ENTRY
16
Serial communication
16
About data entry
16
Handshaking protocol
17
SELF TEST
21
Loopback mode
21
Line-monitor mode
22
SPECIFICATIONS
23
HARDWARE DESCRIPTION
25
CIRCUIT DIAGRAMS
28
INSTALLATION
31
User Guide - Page 5
... 38,400 BPS (Data transmission speed is limited to 19,200 BPS when interface is an interface that you to print
• Two self-test functions that can help solve interface problems
• Data transmission that can change even after installation
Set the signal levels for RS-232D the same as for other uses while your...
User Guide - Page 6
... you will need to replace the connector lock nuts with the optional ones provided in a variety of serial data communication. If this happens you have. About this guide
This guide is designed to give you detailed information on how to adjust the settings of the C82307 * /C82308 * interface card, as well as a general description of EPSON printers.
User Guide - Page 7
Figure 1. SETTING THE CONDITIONS
The C82307 * /C82308 * interface card has three sets of the DIP switches and jumpers. Card layout
4 These switches and jumpers are used for selecting various interface operations.
Card layout
The figure below shows the layout of the C82307 * KS2308 * card, and the locations of DIP (Dual In-line Package) switches, and eight jumpers.
User Guide - Page 8
... with the printer power turned off .
The three sets of DIP-switch and jumper settings should be set contains a number of individual toggletype switches that can change interface functions. Caution All changes of DIP switches on DIP switches allow you install the interface. Each set either on .
Therefore, the switch in set (SW1, SW2, or SW3) and number.
User Guide - Page 10
The word structure for serial data is also operator selectable through DIP-switch settings (See Table 1). Word structure
You can select the parity check method with DIP-switch settings (See Table 3). Table 3. Table 2. Parity check
7 The table below shows the possible word structure combinations. Data word structure The data word structure is :
1 start bit...
User Guide - Page 11
DIP switch 2 (interface operations) The tables below contain information on switch functions, and the factory setting of each. DIP switch 2
8 Table 4.
User Guide - Page 12
... data transfer cannot be guaranteed at which these bits are transmitted, can be selected using a combination of bits. Baud rate selection
9 Baud rate selection In serial data communication, data is transmitted in a specified order. These data bits go out one at a time along a single path, and in the form of DIPswitch...
User Guide - Page 15
DIP switch 3 (Interface operation) The tables below contain information on switch functions, and the factory setting of each. DIP switch 3
12 Table 9.
User Guide - Page 18
you should not change these settings.
15 Jumper settings
Note • If the host computer is not equipped with a power
supply for the Current-Loop interface, jumpers Jl, J2, and J3 must be connected for communications via the Current-Loop interface. • When Current-Loop is selected, see the section on circuit diagrams to determine...
User Guide - Page 19
... to the buffer while RS-232D is discarded.
To enable data entry to regulate the flow of serial data communication conditions and handshaking protocols supported by the interface card. Note When a parity error occurs (if parity check is set to the printer. To prevent such data loss, special handshaking protocols are detected in the data...
User Guide - Page 20
... (pin No. 17) at 20-mA Current-Loop signal levels. The C82307* /C82308* interface card sends an X-on (11H) code when it is ready to receive data, and an X-off (13H) when it is once...bytes in the buffer drops to flag set level.
• Data transfer after the X-off signal is actually 0 bytes. At that it cannot accept more data, and a second code when it is busy. Handshaking protocol
X-...
User Guide - Page 21
...reception is enabled. Once the vacant area for transmitted bytes drops to flag set level, the DTR sets the status flag to Table 12 for DTR handshaking protocol using either RS-... greater than the preset value of the buffer recovery timing. DTR protocol
This interface card also provides for information on flag set/reset conditions. • Transmit timing of the X-on signal The X-on ...
User Guide - Page 34
... your interface cable, you will need to replace the connector lock nuts with the optional ones provided in a variety of these components are sensitive to install your interface card in this package.
Caution • Turn off the power to be installed inside the printer. First, adjust DIP switches and jumpers settings, as many of EPSON printers. Installation or...
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